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S32001 Stainless Steel vs. EN 1.4423 Stainless Steel

Both S32001 stainless steel and EN 1.4423 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S32001 stainless steel and the bottom bar is EN 1.4423 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
17
Fatigue Strength, MPa 370
380
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Shear Strength, MPa 450
520
Tensile Strength: Ultimate (UTS), MPa 690
850
Tensile Strength: Yield (Proof), MPa 510
630

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 430
390
Maximum Temperature: Mechanical, °C 970
780
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 13
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 12
14
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.6
3.2
Embodied Energy, MJ/kg 37
43
Embodied Water, L/kg 150
120

Common Calculations

PREN (Pitting Resistance) 23
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
130
Resilience: Unit (Modulus of Resilience), kJ/m3 660
1000
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
30
Strength to Weight: Bending, points 23
25
Thermal Diffusivity, mm2/s 4.0
4.3
Thermal Shock Resistance, points 19
31

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 19.5 to 21.5
11 to 13
Copper (Cu), % 0 to 1.0
0.2 to 0.8
Iron (Fe), % 66.6 to 75.5
73.8 to 80.5
Manganese (Mn), % 4.0 to 6.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.6
2.3 to 2.8
Nickel (Ni), % 1.0 to 3.0
6.0 to 7.0
Nitrogen (N), % 0.050 to 0.17
0 to 0.020
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.0030